@misc{indiciae362c6ec8f251,
  title = {A portable roentgenometer for field use.},
  author = {C C LAURITSEN},
  year = {1949},
  doi = {10.1063/1.1741451},
  url = {https://pubmed.ncbi.nlm.nih.gov/15402239/},
  note = {Source identifier: 15402239}
}